Home / 74,260.24-102,477-40,725.52

Finding the Fourth Proportional to 74,260.24, 102,477 and 40,725.52

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Solution

The fourth proportional to 74,260.24, 102,477 and 40,725.52 is: 56,200.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,260.24 : 102,477 = 40,725.52 : x
  2. Step 2: Convert to fraction form
    74,260.24/102,477 = 40,725.52/x
  3. Step 3: Cross multiply
    74,260.24x = 102,477 × 40,725.52
  4. Step 4: Simplify right side
    74,260.24x = 4,173,429,113.04
  5. Step 5: Solve for x
    x = 4,173,429,113.04/74,260.24
  6. Step 6: Final answer
    x = 56,200.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.